diff --git a/requirements.txt b/requirements.txt
index 2654074..5ec5386 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ prometheus-client==0.19.0
 opentelemetry-api==1.21.0
 opentelemetry-sdk==1.21.0
 opentelemetry-instrumentation-fastapi==0.42b0
-opentelemetry-exporter-otlp-proto-grpc==1.21.0
+opentelemetry-exporter-otlp-proto-grpc==1.38.0
 opentelemetry-exporter-prometheus==0.42b0
 structlog==23.2.0